Service difficulty report · Thermocouple · Boeing 717200

Difficulty date
June 16, 2025
Submitted
June 16, 2025
Operation
Air carrier
Aircraft
N899AT
Make and model
Boeing 717200
Aircraft serial
55049
Aircraft time
45,708 hours, 32,017 cycles
Part
Thermocouple
Condition
Faulted
Location
Zone 400
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

SHIP 9557 -ATB- PERFORMED AN AIR TURN BACK TO ATL DUE TO RIGHT ENGINE SYSTEM FAIL MESSAGE JUST AFTER TAKEOFF. CORRECTIVE ACTION: DURING INSPECTION OF RIGHT ENGINE TGT THERMOCOUPLE PROBES, FOUND TCC COOLING TUBE LINE BLOWN OUT AND MISSING HARDWARE. REPLACED COOLING TUBE AND HARDWARE. (LP 6976664, 1024228)

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